linux-kernel - [RFC PATCH 12/28] init: allow architecture code to overide run_init

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Message-Id: <1446582059-17355-13-git-send-email-octavian.purdila@intel.com>
Date:	Tue,  3 Nov 2015 22:20:43 +0200
From:	Octavian Purdila <octavian.purdila@...el.com>
To:	linux-arch@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, thehajime@...il.com,
	Octavian Purdila <octavian.purdila@...el.com>
Subject: [RFC PATCH 12/28] init: allow architecture code to overide run_init_process

This is needed for arch/lkl where where execve can not be implemented
and init only runs in kernel space.

Signed-off-by: Octavian Purdila <octavian.purdila@...el.com>
---
 init/main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/init/main.c b/init/main.c
index 9e64d70..efd8f7c 100644
--- a/init/main.c
+++ b/init/main.c
@@ -905,13 +905,15 @@ void __init load_default_modules(void)
 	load_default_elevator_module();
 }
 
-static int run_init_process(const char *init_filename)
+#ifndef ARCH_RUN_INIT_PROCESS
+int run_init_process(const char *init_filename)
 {
 	argv_init[0] = init_filename;
 	return do_execve(getname_kernel(init_filename),
 		(const char __user *const __user *)argv_init,
 		(const char __user *const __user *)envp_init);
 }
+#endif
 
 static int try_to_run_init_process(const char *init_filename)
 {
-- 
2.1.0

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